Climate change 'threatens Nile, Limpopo rivers'

Rising global temperatures and shifting rainfall patterns could affect water flows on Africa's mighty Nile and Limpopo rivers, an agricultural research group said Monday.

Water evaporated from trees cools global climate

Scientists have long debated about the impact on global climate of water evaporated from vegetation. New research from Carnegie's Global Ecology department concludes that evaporated water helps cool the earth as a whole, ...

A new transporter gene that regulates plant transpiration

When plants feel stress from a lack of water, they close their epidermal pores, or stomata, to prevent water loss via transpiration. Each stoma is flanked by a pair of guard cells, which change shape to close or open stomata ...

NASA identifies the areas of Tropical Storm Muifa's strength

The strongest thunderstorms that make up tropical storm Muifa are on the storm's eastern and southern sides, according to infrared imagery from NASA's Aqua satellite. The northern side is being weakened by a nearby weather ...

Land use change influences continental water cycle

Forests, and tropical forests in particular, play an important role in the global water cycle. Delft University of Technology PhD researcher Ruud van der Ent (TU Delft, The Netherlands) has recently shown that evaporation ...

Silver ionic liquids are powerful solvents for oil industry

(PhysOrg.com) -- The separation of olefins and paraffin, two hydrocarbon compounds in petroleum waste streams, is a heavy expense for the petrochemical industry. The existing technology consumes a lot of energy because the ...

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